Pratiwi, A. A., Nabilah, I. M., & Wessiani, N. A. (2025). Integration of Service Quality Method (SERVQUAL) and Lean Concept to Improve Service Quality: Case Study in Medical Center of ITS: Integrasi Service Quality (SERVQUAL) dan Konsep Lean untuk Meningkatkan Kualitas Layanan: Studi Kasus pada UPT Medical Center ITS. PROZIMA (Productivity, Optimization and Manufacturing System Engineering), 9(1), 1–13. https://doi.org/10.21070/prozima.v9i1.1714